Saying “your behavior is unacceptable” at work
Why it can fall flat
“your behavior is unacceptable”
“Unacceptable” judges the whole person rather than one action, so they start defending themselves instead of listening. Said in the heat of an incident, it puts them on the defensive when the writer only wants one specific behavior to stop.
Say this instead
- 01
When you talked over me in the meeting today, I couldn't finish my point. I need that to stop. Can we agree to let each person finish?
Coworker · Chat
Send it right after a specific incident, since it names the action and its effect and asks for one clear change.
- 02
On Tuesday's call you raised your voice at a colleague. That isn't acceptable here and it needs to stop. Can we talk tomorrow at 10 to go through it?
Someone you manage · Email
Managers can use it to be firm, because it states the incident, the standard and a next step.
- 03
I want us to keep working well together, but the tone of yesterday's messages crossed a line for me. I'm glad to continue once we can keep things respectful.
Client · Email
A rude client you still want to keep will see a limit set here without the conversation being closed.
- 04
I'd like to raise how a recent exchange went. Being shouted at in front of the team made it hard for me to work, and I'd like to talk about how we handle this.
Boss · Email
Reporting mistreatment upward is easier when you describe the event and its impact, then ask for a conversation.
- 05
I'm happy to keep helping, but I can't continue if the language stays abusive. If it does, I'll have to end this chat.
Customer · Chat
In a live support chat it sets a boundary calmly and tells the customer what happens next.
- 06
Those comments about my work in front of the team weren't okay. Please bring concerns to me directly. Can we talk today?
Coworker · SMS
Short and direct, it handles a public remark quickly and privately.
- 07
The way you spoke to the new starter this morning was out of line. I want to hear what was going on, but the tone has to change.
Someone you manage · Chat
Same-day follow-ups suit it, as it holds the standard firmly and still leaves room for their side.
Examples
Hi Spencer, In this morning's planning meeting you interrupted Kirsty several times and dismissed her estimate before she'd finished. That isn't how we treat each other on this team, and I need it to change. Can we talk at 3pm today so I can hear your side and agree what happens next? Thanks, Imani
Hi Kerry, when you called my report sloppy in front of the group, it made it hard for everyone to keep working. Please raise concerns with me first. Can we talk this afternoon?
What to avoid
- Labels like rude, toxic or immature attack character, so describe what was said or done instead.
- A public channel or group thread turns the message into a spectacle, so choose a private one.
- Hold off writing while you are still angry, and wait until you can name the specific incident.
- Old grievances dilute the message, so stick to one incident and one change you want.
- If you soften it too much the point disappears, so state the limit plainly and calmly.